1975 · Engine Parts List

Small Clutch Engine

MC/GS 250 · MC/GS 400 · MC/GS 450 · 215 parts

MC 250MC 400MC 450GS 250GS 400GS 450

1975 Maico Small Clutch Engine parts diagram

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Item No.	Part No.	Description	MC 250	MC 400	MC 450	GS 250	GS 400	GS 450
1	701	Crankcase LH	1	1	-	1	1	-
2	402	Crankcase Gasket	1	1	1	1	1	1
3	703	Crankcase RH	1	1	-	-	-	-
3	2585	Crankcase RH	-	-	1	-	-	-
3	3002	Crankcase RH	-	-	-	1	1	-
3	3002	Crankcase RH (2586 LH)	-	-	-	-	-	1
4	398	Crankcase Cover RH	1	1	1	-	-	-
4	2974	Crankcase Cover RH	-	-	-	1	1	1
5	2969	Crankcase Gasket RH	1	1	1	-	-	-
5	2969	Crankcase Gasket RH	-	-	-	1	1	1
6	2493	Crankcase Cover LH (SC)	1	1	1	1	1	1
6	706	Crankcase Cover LH (BC)	-	1	1	-	1	1
7	707	Crankcase Gasket LH	1	1	1	1	1	1
8	1537	Cylinder Head Screw M6x28	3	3	3	3	3	3
9	405	Hexagon Nut M6x0.75	1	1	1	1	1	1
10	404	Vent Tube	1	1	1	1	1	1
11	1888	Stud 5x14 Din 7	1	1	1	1	1	1
12	514	Needle Bearing	1	1	1	1	1	1
13	1714	Washer B8 Din 137	4	4	4	4	4	4
14	1787	Stud M8x28 Din 940	4	4	4	4	4	4
15	1670	Hexagon Nut M8 Din 934	4	4	4	4	4	4
16	1831	Tension Bush 8x10 7346	2	2	2	2	2	2
17	513	Needle Bearing HK1612	1	1	1	1	1	1
18	392	Stud	1	1	1	1	1	1
19	572	O Ring Seal	1	1	1	1	1	1
20	587	Spring Ring	1	1	1	1	1	1
21	408	Oil Fill Plug	1	1	1	1	1	1
22	409	Gasket	1	1	1	1	1	1
23	1552	Cylinder Head Screw	1	1	1	1	1	1
24	430	Gasket	1	1	1	1	1	1
25	400	Oil Drain Plug	1	1	1	1	1	1
26	410	Gasket	1	1	1	1	1	1
27	1538	Cylinder Head Screw M6x35 Din 84 88	-	4	4	-	4	4
27	1537	Cylinder Head Screw 6x28 (SC)	1	-	-	1	-	-
28	1547	Cylinder Head Screw M6x90 Din 84 8.8	-	3	3	-	3	3
28	1546	Cylinder Head Screw 6x85 (SC)	2	-	-	2	-	-
29	1539	Cylinder Head Screw M6x40 Din 84 8.8	-	7	7	-	7	7
29	1538	Cylinder Head Screw 6x28 (SC)	4	-	-	4	-	-
30	1533	Cylinder Head Screw M6x18 Din 84.88	-	1	1	-	1	1
31	715	Cylinder	1	-	-	-	-	-
31	2500	250 Cylinder	1	-	-	1	-	-
31	2591	450 Cylinder	-	-	1	-	-	1
32	721	Base Gasket	1	1	1	1	1	1
33	65	Cylinder Head Gasket	1	-	-	1	-	-
33	720	Cylinder Head Gasket	-	1	-	-	1	-
33	2582	Cylinder Head Gasket	-	-	1	-	-	1
34	467	Exhaust Manifold	1	1	1	1	1	1
35	298	Manifold Gasket	1	1	1	1	1	1
36	1635	Socket Screw M6x25	4	4	4	4	4	4
37	1704	Spring Washer	4	4	4	4	4	4
38	517	Decompression Valve	-	1	1	-	1	1
39	410	Gasket	1	1	1	1	1	1
40	682	Inlet Manifold	1	1	1	1	1	1
42	2502	Cylinder Head	1	-	-	1	-	-
42	719	Cylinder Head	-	1	-	-	1	-
42	2593	Cylinder Head	-	-	1	-	-	1
43	2967	Cylinder Stud	5	-	-	5	-	-
43	2968	Cylinder Stud	-	5	5	-	5	5
44	1705	Spring Washer M8	4	4	4	4	4	4
45	78	Hexagon Nut M8	5	5	5	5	5	5
46	603	Spark Plug	2	2	2	2	2	2
47	2494	Crankshaft CPL	1	-	-	-	-	-
47	2981	(*) Crankshaft CPL	1	-	-	1	-	-
47	709	Crankshaft CPL	-	1	1	-	1	1
47	2982	Crankshaft CPL	-	-	-	1	-	-
47	2975	Crankshaft CPL	-	-	-	-	1	1
48	293	Connecting Rod CPL	1	-	-	1	-	-
48	419	Connecting Rod CPL	-	1	1	-	1	1
49	522	Piston Std 66.95	1	-	-	1	-	-
49	532	Piston Std 76.95	-	1	-	-	1	-
49	2110	Piston Std 81.92	-	-	1	-	-	1
50	2101	Piston Ring 76.95	-	1	-	-	1	-
50	2111	Piston Ring 81.92	-	-	1	-	-	1
51	523	Piston Ring 66.95	1	-	-	1	-	-
51	534	Piston Ring 76.95	-	1	-	-	1	-
52	424	Needle Bearing	1	1	1	1	1	1
53	535	Piston Pin	1	-	-	1	-	-
53	537	Piston Pin	-	1	1	-	1	1
54	536	Circlip	2	2	2	2	2	2
55	693	Bearing 3305 C3	1	1	1	1	1	1
56	547	Seal	1	1	1	1	1	1
57	713	Distance Ring	1	1	1	1	1	1
58	2497	* Duplex Sprocket	1	-	-	1	-	-
58	2977	Duplex Sprocket	1	-	-	1	-	-
58	714	Triplex Sprocket	-	1	1	-	1	1
59	504	Lock Tap	1	1	1	1	1	1
60	1684	Nut	1	-	-	1	-	-
60	505	Nut	1	1	1	1	1	1
61	425	Ball Bearing	1	1	1	1	1	1
62	548	Crank Seal 25x35x8	1	1	1	1	1	1
63	2509	Kickstarter Shaft	1	1	1	1	1	1
63	757	Kickstarter Shaft (Big Clutch only)	-	1	1	-	-	1
64	666	Kickstarter Return Spring	1	1	1	1	1	1
65	659	O Ring 18x15x1.5	2	2	2	2	2	2
66	5034	Kickstarter Lower	1	1	1	1	1	1
67	5033	Kickstarter Lever	1	1	1	1	1	1
68	655	Spring	1	1	1	1	1	1
69	1874	Ball 70	1	1	1	1	1	1
70	1857	Pin 3x25 Din 94	1	1	1	1	1	1
71	1840	Circlip	1	1	1	1	1	1
72	1570	Hexagon Screw M6x25	1	1	1	1	1	1
73	1712	Spring Washer	1	1	1	1	1	1
74	656	Rubber Pad	1	1	1	1	1	1
75	434	Clutch Housing Duplex (SSC)	1	-	-	1	-	-
75	2944	Clutch Housing (SC) Triplex	-	1	1	-	1	1
75	726	Clutch Housing (BC) Triplex	-	1	1	-	1	1
76	729	Kickstarter Ratchet (BC/SC)	-	1	1	-	1	1
77	1906	Rivets (BC/SC)	8	8	8	8	8	8
78	730	Kickstarter Pinion (BC/SC)	1	1	1	1	1	1
79	731	Spring (BC/SC)	1	1	1	1	1	1
80	732	Sprint Cup (BC/SC)	1	1	1	1	1	1
81	733	Spring Ring (BC/SC)	1	1	1	1	1	1
76	438	Kickstarter Ratchet (SSC)	1	-	-	1	-	-
77	1905	Rivets (SSC)	8	-	-	8	-	-
78	439	Kickstarter Pinion (SSC)	1	-	-	1	-	-
79	440	Spring (SSC)	1	-	-	1	-	-
80	441	Spring Cup (SSC)	1	-	-	1	-	-
81	442	Spring Ring (SSC)	1	-	-	1	-	-
82	444	Washer	1	1	1	1	1	1
83	736	Needle Bearing	2	2	2	2	2	2
83	445	Bush (SSC/SC)	1	-	-	1	-	-
84	679	Washer (SC)	-	1	1	-	1	1
84	2580	Clutch Body (SC)	1	1	1	1	1	1
85	447	Lock Tap (SC)	1	1	1	1	1	1
85	737	Clutch Body (BC)	-	1	1	-	1	1
86	1722	Star Washer (BC)	-	1	1	-	1	1
86	448	Clutch Nut (SC)	1	1	1	-	1	1
87	695	Clutch Nut (BC)	-	1	1	-	1	1
87	449	Clutch Springs (SC)	20	20	20	20	20	20
88	449	Clutch Springs (BC)	20	20	20	20	20	20
88	2575	Clutch Guide (SC)	1	1	1	1	1	1
89	725	Push Pin	1	1	1	1	1	1
90	1869	Ball 1/8 Din 5401	14	14	14	14	14	14
91	724	Clutch Guide (BC)	-	1	1	-	1	1
92	455	Nut	1	1	1	1	1	1
93	673	Clutch Plate (BC)	-	6	6	-	6	6
93	458	Clutch Plate (SC)	-	6	6	-	6	6
94	676	Clutch Plate (BC)	6	-	-	6	6	6
94	459	Clutch Plate (SC)	6	6	6	6	6	6
95	457	Clutch Plate (SC)	1	1	1	1	1	1
95	677	Pressure Plate (BC)	-	1	1	-	1	1
96	461	Lock Ring	2	2	2	2	2	2
97	462	Clutch Spindle	1	1	1	1	1	1
97.1	460	Pressure Plate (SC)	1	1	1	1	1	1
98	464	O Ring	1	1	1	1	1	1
99	465	Clutch Lever	1	1	1	1	1	1
100	1751	Washer M6	1	1	1	1	1	1
101	1667	Hexagon Nut M6	1	1	1	1	1	1
102	735	Triplex Chain 3/8x7/32	-	1	1	-	1	1
102	443	Duplex Chain	1	-	-	1	-	-
103	509	Bearing 6004	1	1	1	1	1	1
104	1851	Circlip	1	1	1	1	1	1
105	499	Bearing 6005	1	1	1	1	1	1
106	1852	Circlip 47x1.75	1	1	1	1	1	1
107	501	Seal B30x40x7	1	1	1	1	1	1
108	502	Spacer	1	1	1	1	1	1
109	742	Sleeve Pinion	1	1	1	1	1	1
110	495	Sleeve Pinion Plug	1	1	1	1	1	1
111	503	Sprocket 12T	1	-	-	1	-	-
111	516	Sprocket 13T	-	1	1	-	1	1
112	504	Lock Tap	1	1	1	1	1	1
113	505	Nut	1	1	1	1	1	1
114	892	Needle Bearing	2	2	2	2	2	2
115	750	Needle Bearing	-	1	1	1	1	1
116	749	Spacer Bush	1	1	1	1	1	1
117	739	Main Shaft U	1	1	1	-	-	-
117	734	Main Shaft K	-	-	-	1	1	1
118	740	2nd Gear M/S	1	1	1	-	-	-
118	738	2nd Gear M/S K	-	-	-	1	1	1
119	492	Circlip	2	2	2	2	2	2
120	746	3rd Gear M/S	1	1	1	1	1	1
121	741	Layshaft U1	1	1	1	1	1	1
122	743	3rd Gear L/S U1	1	1	1	1	1	1
123	762	2nd Gear L/S U1	1	1	1	1	1	1
123	786	2nd Gear L/S K	-	-	-	1	1	1
124	747	1st Gear L/S U	1	1	1	-	-	-
124	785	1st Gear L/S K	-	-	-	1	1	1
125	512	Washer	1	1	1	1	1	1
126	511	Plug	1	1	1	1	1	1
127	551	Shifting Cam	1	1	1	1	1	1
128	574	Washer	1	1	1	1	1	1
129	581	Tension Lever	1	1	1	1	1	1
130	582	Compression Spring	1	1	1	1	1	1
131	1839	Circlip	1	1	1	1	1	1
132	576	Spring	1	1	1	1	1	1
133	575	Hooked Ratchet	1	1	1	1	1	1
134	753	Pull Rod	1	1	1	1	1	1
135	577	Cover Plate	1	1	1	1	1	1
136	579	Lock Tap	1	1	1	1	1	1
137	1564	Hexagon Screw M6x10	1	1	1	1	1	1
138	751	Shifting Crank (BC)	-	1	1	-	1	1
138	2503	Shifting Crank (SC)	1	1	1	1	1	1
139	573	Return Spring	1	1	1	1	1	1
140	553	Shift Lever (BC)	-	1	1	1	1	1
140	555	Shift Lever (SC)	1	1	1	1	1	1
141	556	Rubber Pad	1	1	1	1	1	1
142	1570	Hexagon Screw M6x25	1	1	1	1	1	1
143	1712	Spring Washer	1	1	1	1	1	1
144	585	Shift Fork Spindle	1	1	1	1	1	1
145	586	Shift Fork	3	3	3	3	3	3
146	611	Rotor	1	1	1	-	-	-
147	1702	Spring Washer B4	1	1	1	-	-	-
148	1527	Cylinder Head Screw M4x10	1	1	1	-	-	-
149	592	Hexagon Screw	1	1	1	-	-	-
150	1712	Spring Washer	1	1	1	-	-	-
151	260	Coil	1	1	1	-	-	-
152	596	Condenser	1	1	1	-	-	-
153	609	Points	1	1	1	-	-	-
154	1527	Cylinder Head Screw M4	3	3	3	-	-	-
155	1702	Washer	3	3	3	-	-	-
156	1730	Washer	3	3	3	-	-	-
157	262	Felt Pad	1	1	1	-	-	-
158	681	Flange	1	1	1	-	-	-
160	683	Clamp	1	1	1	-	-	-
161	343	Rubber Boot	1	1	1	-	-	-

NOTES:

* Use 1883 Woodruff Key to hold the crankshaft Sprocket

** (BC) Big Clutch | (SC) Small Clutch | (SSC) Square Barrel Small Clutch

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